diff --git a/build-aux/flatpak/org.qelectrotech.QElectroTech.json b/build-aux/flatpak/org.qelectrotech.QElectroTech.json
index f7a525d30..b09265f9d 100644
--- a/build-aux/flatpak/org.qelectrotech.QElectroTech.json
+++ b/build-aux/flatpak/org.qelectrotech.QElectroTech.json
@@ -41,7 +41,7 @@
           ],
           "subdir": "unix",
           "post-install": [
-              "chmod +w /app/lib/libtcl8.6.so"
+              "chmod +w ${FLATPAK_DEST}/lib/libtcl8.6.so"
           ]
                 },
                 {
@@ -55,7 +55,7 @@
           ],
           "subdir": "unix",
           "post-install": [
-              "chmod +w /app/lib/libtk8.6.so"
+              "chmod +w ${FLATPAK_DEST}/lib/libtk8.6.so"
           ]
                 }
       ]
@@ -64,7 +64,7 @@
       "name": "qelectrotech",
       "buildsystem": "qmake",
       "post-install": [
-        "mv /app/share/mime/packages/qelectrotech.xml /app/share/mime/packages/org.qelectrotech.QElectroTech.xml"
+        "mv ${FLATPAK_DEST}/share/mime/packages/qelectrotech.xml ${FLATPAK_DEST}/share/mime/packages/org.qelectrotech.QElectroTech.xml"
       ],
       "sources": [
         {
@@ -88,8 +88,8 @@
     ],
     "config-opts": ["--enable-shared"],
     "post-install": [
-        "chmod +w /app/lib/libpython3.6m.so.1.0",
-        "chmod +w /app/lib/libpython3.so"
+        "chmod +w ${FLATPAK_DEST}/lib/libpython3.6m.so.1.0",
+        "chmod +w ${FLATPAK_DEST}/lib/libpython3.so"
     ]
 },
     {
@@ -115,7 +115,11 @@
           "url": "https://github.com/qelectrotech/DXFtoQET-2020.git",
           "commit": "01fbb2afe0fe66782cb1d1f901c73616c7d5299d"
         }
-      ]
+      ],
+      "post-install": [
+        "mkdir -p ${FLATPAK_DEST}/bin",
+        "cp DXFtoQET ${FLATPAK_DEST}/bin/"
+        ]
 }
   ]
 }